In Arab merchants at a market by the city walls, Alberto Pasini captures a bustling market scene filled with vibrant colors. The painting showcases a variety of figures, including merchants dressed in traditional attire, engaged in lively trade. The setting is marked by the imposing city walls, which add a sense of historical context.

The warm hues of the desert landscape contrast beautifully with the rich fabrics of the merchants' clothing. The painting is executed in oil on canvas, a medium that allows for rich textures and deep colors. Pasini's brushwork is detailed, bringing life to the figures and the surrounding environment. The composition is carefully arranged, guiding the viewer's eye through the market scene.

The use of light and shadow enhances the three-dimensionality of the figures and the architectural elements. Alberto Pasini was known for his depictions of Orientalist themes, often drawing inspiration from his travels in the Middle East. This particular work reflects the fascination with Arab culture that was prevalent in 19th-century Europe. An interesting fact about this painting is that it not only illustrates a market scene but also serves as a commentary on the cultural exchanges between East and West during that era.

Pasini's ability to capture the essence of these interactions makes this work significant in the study of Orientalism.